Dyfyniad APA

McDonald, M. (1998). Market segmentation: How to do it, how to profit from it (2nd ed.). Macmillan.

Dyfyniad Arddull Chicago

McDonald, Malcolm. Market Segmentation: How to Do It, How to Profit from It. 2nd ed. London: Macmillan, 1998.

Dyfyniad MLA

McDonald, Malcolm. Market Segmentation: How to Do It, How to Profit from It. 2nd ed. Macmillan, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.